older sister magic

A word documented in Heartstopper.
It describes the magic of an older sister.
Contains: appearing at a random moment without anyone noticing.

Nick: How'd you do that?
his sister: Older Sister Magic.

by definethere December 4, 2022

french sisters

Two black girls who hold hands a lot. One of them must have an accent, preferably Trinidadian. The other must be a Southern Slut.

Are you two French sisters?

by welimin October 13, 2011

Clam Trap Sister

When you and someone else have both slept with the same woman. Similar to Eskimo brothers.

“You had sex with Susan too?!? OMG clam trap sisters for life!”

by BuffIrish62 May 29, 2019

Redz Sister

Redz Sister, who is quite a baddie I am not gonna lie with you guys

Redz sister is a baddie

by somebody1232141 November 6, 2022

half-co-sister-in-law

Spouse's half-sibling's wife.

half-co-sister-in-law.

by Simaduria July 27, 2024

haschak sisters

A group of only girls which are related which were and still are popular among 6yr girls. They make parodies of songs and still make their own music. They also had a friend that's called MattyB which had a YouTube channel of his own.

Person: who are the haschak sisters

Person 2: They were and still are the childhood of thousands of kids

by Jollof.warrior November 5, 2022

sister-husbands

Sister-Husbands
Pronunciation: SISS-ter-huz-bundz

Noun

A pair of people so mentally and emotionally in sync that they finish each other’s thoughts without even trying, yet still manage to fuck each other properly over time.

“Those two debate would skip coffee and then argue about pineapple on pizza while having sex on a public beach—they’re total sister-husbands.”

by bestbethedefinition October 3, 2025